Figure 8 from: Hoeksema B (2012) Forever in the dark: the cave-dwelling azooxanthellate reef coral Leptoseris troglodyta sp. n. (Scleractinia, Agariciidae). ZooKeys 228: 21-37. https://doi.org/10.3897/zookeys.228.3798

Figure 8 - Specimens of Leptoseris troglodyta sp. n. from the Philippines, W of Bohol, NW side of Cabilao Island (RMNH Coel 24195). Scale bars: 5 mm a Single calyx from above, showing nearly solid columella in the fossa b Two totally fused monocentric calices showing, each with its own fossa c Upper side of calyx showing clearly visible granulation on septal sides d Calyx showing solid corallum wall covered by costae with fine granular spines.